Answer:
if n is an exponent, then n=2
Step-by-step explanation:
10 squared is 100
10*10=100
Answer:
Part 1) The total square footage of the fence is 
Part 2) 
Step-by-step explanation:
Part 1) what is the total square footage of the fence ?
we know that
The area of the fence is equal to

substitute the values

Part 2) How much will Jake get paid
Using proportion

Answer:
total bill amount + tip = $77.21
Step-by-step explanation:
18 +6x = 48
6x= 48-18
6x=30
X= 30\6
X=5